21015320418910400
21,015,320,418,910,400 is an even composite number composed of four prime numbers multiplied together.
21015320418910400 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of two hundred ninety-four divisors.
Prime factorization of 21015320418910400:
26 × 52 × 11 × 1036
(2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 11 × 103 × 103 × 103 × 103 × 103 × 103)See below for interesting mathematical facts about the number 21015320418910400 from the Numbermatics database.
Names of 21015320418910400
- Cardinal: 21015320418910400 can be written as Twenty-one quadrillion, fifteen trillion, three hundred twenty billion, four hundred eighteen million, nine hundred ten thousand, four hundred.
Scientific notation
- Scientific notation: 2.10153204189104 × 1016
Factors of 21015320418910400
Divisors of 21015320418910400
- Number of divisors d(n): 294
-
Complete list of divisors:
1 2 4 5 8 10 11 16 20 22 25 32 40 44 50 55 64 80 88 100 103 110 160 176 200 206 220 275 320 352 400 412 440 515 550 704 800 824 880 1030 1100 1133 1600 1648 1760 2060 2200 2266 2575 3296 3520 4120 4400 4532 5150 5665 6592 8240 8800 9064 10300 10609 11330 16480 17600 18128 20600 21218 22660 28325 32960 36256 41200 42436 45320 53045 56650 72512 82400 84872 90640 106090 113300 116699 164800 169744 181280 212180 226600 233398 265225 339488 362560 424360 453200 466796 530450 583495 678976 848720 906400 933592 1060900 1092727 1166990 1697440 1812800 1867184 2121800 2185454 2333980 2917475 3394880 3734368 4243600 4370908 4667960 5463635 5834950 7468736 8487200 8741816 9335920 10927270 11669900 12019997 16974400 17483632 18671840 21854540 23339800 24039994 27318175 34967264 37343680 43709080 46679600 48079988 54636350 60099985 69934528 87418160 93359200 96159976 109272700 112550881 120199970 174836320 186718400 192319952 218545400 225101762 240399940 300499925 349672640 384639904 437090800 450203524 480799880 562754405 600999850 769279808 874181600 900407048 961599760 1125508810 1201999700 1238059691 1748363200 1800814096 1923199520 2251017620 2403999400 2476119382 2813772025 3601628192 3846399040 4502035240 4807998800 4952238764 5627544050 6190298455 7203256384 9004070480 9615997600 9904477528 11255088100 11592740743 12380596910 18008140960 19231995200 19808955056 22510176200 23185481486 24761193820 30951492275 36016281920 39617910112 45020352400 46370962972 49522387640 57963703715 61902984550 79235820224 90040704800 92741925944 99044775280 115927407430 123805969100 127520148173 180081409600 185483851888 198089550560 231854814860 247611938200 255040296346 289818518575 370967703776 396179101120 463709629720 495223876400 510080592692 579637037150 637600740865 741935407552 927419259440 990447752800 1020161185384 1159274074300 1194052296529 1275201481730 1854838518880 1980895505600 2040322370768 2318548148600 2388104593058 2550402963460 3188003704325 3709677037760 4080644741536 4637096297200 4776209186116 5100805926920 5970261482645 6376007408650 8161289483072 9274192594400 9552418372232 10201611853840 11940522965290 12752014817300 13134575261819 18548385188800 19104836744464 20403223707680 23881045930580 25504029634600 26269150523638 29851307413225 38209673488928 40806447415360 47762091861160 51008059269200 52538301047276 59702614826450 65672876309095 76419346977856 95524183722320 102016118538400 105076602094552 119405229652900 131345752618190 191048367444640 204032237076800 210153204189104 238810459305800 262691505236380 328364381545475 382096734889280 420306408378208 477620918611600 525383010472760 656728763090950 840612816756416 955241837223200 1050766020945520 1313457526181900 1910483674446400 2101532041891040 2626915052363800 4203064083782080 5253830104727600 10507660209455200 21015320418910400
- Sum of all divisors σ(n): 56964863625619692
- Sum of proper divisors (its aliquot sum) s(n): 35949543206709292
- 21015320418910400 is an abundant number, because the sum of its proper divisors (35949543206709292) is greater than itself. Its abundance is 14934222787798892
Bases of 21015320418910400
- Binary: 10010101010100101010010100101000110100100000000110000002
- Hexadecimal: 0x4AA952946900C0
- Base-36: 5QXB4X5XBCW
Squares and roots of 21015320418910400
- 21015320418910400 squared (210153204189104002) is 441643692309472390141923228160000
- 21015320418910400 cubed (210153204189104003) is 9281283704874237112835364798524527477796864000000
-
The
square root of 21015320418910400 is 144966618.2916274005 -
The
cube root of 21015320418910400 is 275959.4931929273 - Being both a perfect square and a perfect cube, 21015320418910400 is also a
perfect sixth number .
Scales and comparisons
How big is 21015320418910400?- 21,015,320,418,910,400 seconds is equal to 668,222,184 years, 34 weeks, 4 days, 20 hours, 53 minutes, 20 seconds.
-
To count from 1 to 21,015,320,418,910,400 would take you about two billion, four million, six hundred sixty-six thousand, five hundred fifty-four years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 21015320418910400 cubic inches would be around 22996.6 feet tall.
Recreational maths with 21015320418910400
- 21015320418910400 backwards is 00401981402351012
- The number of decimal digits it has is: 17
- The sum of 21015320418910400's digits is 41
- More coming soon!
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